Finding the Fourth Proportional to 316,822.43, 475,240.94 and 106,462.19
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Solution
The fourth proportional to 316,822.43, 475,240.94 and 106,462.19 is: 159,695.74
Step by Step Solution
- Step 1: Write the proportion equation
316,822.43 : 475,240.94 = 106,462.19 : x - Step 2: Convert to fraction form
316,822.43/475,240.94 = 106,462.19/x - Step 3: Cross multiply
316,822.43x = 475,240.94 × 106,462.19 - Step 4: Simplify right side
316,822.43x = 50,595,191,250.06 - Step 5: Solve for x
x = 50,595,191,250.06/316,822.43 - Step 6: Final answer
x = 159,695.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.